MysqlndUhConnection::getFieldCount
Returns the number of columns for the most recent query
&reftitle.description;
public intMysqlndUhConnection::getFieldCount
mysqlnd_connectionconnection
Returns the number of columns for the most recent query.
&reftitle.parameters;
connection
Mysqlnd connection handle. Do not modify!
&reftitle.returnvalues;
Number of columns.
&reftitle.examples;
MysqlndUhConnection::getFieldCount is not only executed
after the invocation of a user space API call which maps directly to it but also
called internally.
<function>MysqlndUhConnection::getFieldCount</function> example
query("WILL_I_EVER_LEARN_SQL?");
var_dump($mysqli->field_count);
$mysqli->query("SELECT 1, 2, 3 FROM DUAL");
var_dump($mysqli->field_count);
?>
]]>
&example.outputs;
NULL,
))
proxy::getFieldCount returns 0
int(0)
proxy::getFieldCount(array (
0 => NULL,
))
proxy::getFieldCount returns 3
proxy::getFieldCount(array (
0 => NULL,
))
proxy::getFieldCount returns 3
int(3)
]]>
&reftitle.seealso;
mysqlnd_uh_set_connection_proxy
mysqli_field_count